bird migration wikipedia - EAS
- Bird migration is the regular seasonal movement, often north and south along a flyway, between breeding and wintering grounds. Many species of bird migrate. Migration carries high costs in predation and mortality, including from hunting by humans, and is driven primarily by availability of food.
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See all on Wikipediahttps://en.wikipedia.org/wiki/Bird_migrationBird migration is the regular seasonal movement, often north and south along a flyway, between breeding and wintering grounds. Many species of bird migrate. Migration carries high costs in predation and mortality, including from hunting by humans, and is driven primarily by availability of
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See moreIn the Pacific, traditional landfinding techniques used by Micronesians and Polynesians suggest that bird migration was observed and interpreted for more than 3,000 years. In Samoan tradition, for example, Tagaloa sent his
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See moreDuring nocturnal migration ("nocmig" ), many birds give nocturnal flight calls, which are short, contact-type calls. These likely serve to maintain the
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See moreMany long-distance migrants appear to be genetically programmed to respond to changing day length. Species that move short distances, however,
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See moreThe control of migration, its timing and response are genetically controlled and appear to be a primitive trait that is present even in non
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See moreMigration is the regular seasonal movement, often north and south, undertaken by many species of birds. Bird movements include those made in response to changes in food availability, habitat, or weather. Sometimes, journeys are not termed "true
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See moreThe typical image of migration is of northern landbirds, such as swallows (Hirundinidae) and birds of prey, making long flights to the tropics. However, many Holarctic wildfowl and finch (Fringillidae) species winter in the North Temperate Zone, in
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See moreSometimes circumstances such as a good breeding season followed by a food source failure the following year lead to irruptions in which large numbers of a species move far beyond
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See moreWikipedia text under CC-BY-SA license- https://en.wikipedia.org/wiki/Bird_migration_perils
Migrating birds face many perils as they travel between breeding and wintering grounds each year.
Migration is a dangerous part of a bird's life cycle, with many trade-offs; birds receive benefits from wintering and breeding in better quality habitats, at the price of higher predation risks and greater energy expenditure.Wikipedia · Text under CC-BY-SA license- Estimated Reading Time: 11 mins
- https://en.wikipedia.org/wiki/Talk:Bird_migration
- This article is or was the subject of a Wiki Education Foundation-supported course assignment. Further details are available on the course page. Student editor(s): Gld44. Above undated message substituted from Template:Dashboard.wikiedu.org assignment by PrimeBOT (talk) 15:49, 16 January 2022 (UTC)
- (Rated GA-class): Wikipedia Version 1.0 Editorial Team
- https://en.wikipedia.org/wiki/Reverse_migration_(birds)
- Reverse migration also called reverse misorientation is a phenomenon in bird migration where a bird flies in the opposite direction of what is typical of its species during the spring or autumn migration. If a bird sets off in the opposite direction, shown by the orange arrow, it will end up in Western Europe instead of South East Asia. This is a m...
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